Highway Engineering

61) The best stabilizer for black cotton soil is

Discuss in Comment

Lime

62) In the premix method of Bitumen road construction aggregate is also heated

Discuss in Comment

to get a homogeneous mix

63) Wave and corrugations may be formed because of

Discuss in Comment

defective rolling

64) Traffic density is

Discuss in Comment

no. of vehicles per unit length

65) An advantage of manual counting of traffic is

Discuss in Comment

permits traffic classification by the type of vehicle

66) A disadvantage of mechanical counting of traffic is

Discuss in Comment

it cannot make classified counts

67) The purpose of a ‘divisional island’

Discuss in Comment

head on collision

68) The traffic island that segregates the left turning from the rest is

Discuss in Comment

channelization island

69) A disadvantage of ‘Diamond Junction’ is

Discuss in Comment

no provision for easy right turn

70) Thick white and black lines of 2 m to 4 m long provided along the width of a highway indicates

Discuss in Comment

pedestrian crossing

Subject Notes

Objective Box

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